A Certain Sequence Motif Consists of 5 Nucleotide Pairs

question 42

Multiple Choice

A certain sequence motif consists of 5 nucleotide pairs. In a random sequence of double-stranded DNA in which each nucleotide is equally likely to have any of the four bases, what is the probability that any group of 5 adjacent nucleotides has the same sequence as the sequence motif?

• A)(1/5)² = 1/25
• B)(1/5)⁴ = 1/625
• C)(1/2)⁵ = 1/32
• D)(1/4)⁵ = 1/1024
• E)None of the answer options is correct.

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